Odds are you’ve encountered the bully or know someone who has. Incorrigible and unrelenting, it pummels without prejudice, hovering over its marks with that snarling taunt: “Have you had enough yet?” Omaha’s Karen Crawford has had enough. “We want to find a cure for this disease. It’s a horrible disease,” she says. “One in eight

It looks like a small home gym, complete with a weight bench and an elliptical machine, but to Clint Baker, this is his “House of Pain,” a designation stenciled on the wall in big, black letters. “Every morning, it’s a mental fight to go into the House of Pain,” he says. And yet, he does